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The data contained in the OPEC Annual Statistical Bulletin (the ‘ASB’) is historical and obtained, to the extent possible, directly from OPEC Member Countries and third parties listed in the publication. This publication is the result of the assessment made by the OPEC Secretariat and does not necessarily reflect the views of or data provided by its Member Countries. Although the majority of OPEC-related data is supplied by its Member Countries, some figures are based on specialized sources and the OPEC Secretariat’s analysis, depending on the availability of information.

Whilst reasonable efforts have been made to ensure the accuracy of the ASB’s content, the OPEC Secretariat makes no warranties or representations as to its content’s accuracy, relevance or comprehensiveness, and assumes no liability or responsibility for any inaccuracy, error or omission, or for any loss or damage arising in connection with or attributable to any action or decision taken as a result of using or relying, totally or partially, on the information in the ASB. The ASB is not intended as a benchmark or input data to a benchmark. Definition of terms, as well as names and boundaries on any maps, shall not be regarded as authoritative.

The information contained in the ASB, unless copyrighted by a third party, may be used and/or reproduced for research, educational and other non-commercial purposes without the OPEC Secretariat’s prior written permission, provided that OPEC is fully acknowledged as the copyright holder. Prior written permission from the OPEC Secretariat is required for any commercial use.